Toxins falling below recreational limits have been detected, officials said. Persons should avoid areas with visible algal ...

Testing found elevated toxin levels at one shoreline location as scientists warn stagnant summer conditions could allow the bloom to spread.

There is a risk that harmful toxins can be produced by blue-green algae. These toxins can stay in the water for up to three ...

Widespread blooms and slicks have been observed on Conesus Lake. Here's what Livingston County health officials say residents ...

An advisory has been assigned to Wall Lake warning people to not swim in the lake for the time being. The South Dakota ...

Why do some lakes remain plagued by harmful algal blooms even after phosphorus pollution has been reduced? Part of the answer ...

The Tacoma-Pierce County Health Department is warning the public to avoid two more lakes after they tested positive for toxic ...

Androscoggin Lake has been experiencing more frequent algal blooms for the past five years, and the community is determined ...

Halifax Regional Municipality put out a notice that as a result of a potential “toxin-producing blue-green algae bloom,” ...

Arkansas environmental officials have issued a harmful algal bloom advisory for Lake Hamilton near Hot Springs in Garland County.

Arkansas environmental officials have issued a harmful algal bloom advisory for Lake Hamilton near Hot Springs in Garland ...